From: Hsiao Chien Sung <shawn.sung@mediatek.com>
To: AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Chun-Kuang Hu <chunkuang.hu@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>
Cc: Daniel Vetter <daniel@ffwll.ch>, David Airlie <airlied@gmail.com>,
"Philipp Zabel" <p.zabel@pengutronix.de>,
Chen-Yu Tsai <wenst@chromium.org>, CK Hu <ck.hu@mediatek.com>,
<dri-devel@lists.freedesktop.org>,
<linux-mediatek@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
Hsiao Chien Sung <shawn.sung@mediatek.com>
Subject: [PATCH v2 03/11] soc: mediatek: Disable 9-bit alpha in ETHDR
Date: Mon, 18 Sep 2023 16:41:59 +0800 [thread overview]
Message-ID: <20230918084207.23604-4-shawn.sung@mediatek.com> (raw)
In-Reply-To: <20230918084207.23604-1-shawn.sung@mediatek.com>
ETHDR 9-bit alpha should be disabled by default,
otherwise alpha blending will not work.
Signed-off-by: Hsiao Chien Sung <shawn.sung@mediatek.com>
---
drivers/soc/mediatek/mtk-mmsys.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c
index ffb75711a1da..8b6c39b5d1b4 100644
--- a/drivers/soc/mediatek/mtk-mmsys.c
+++ b/drivers/soc/mediatek/mtk-mmsys.c
@@ -209,6 +209,7 @@ void mtk_mmsys_mixer_in_config(struct device *dev, int idx, bool alpha_sel, u16
mtk_mmsys_update_bits(mmsys, MT8195_VDO1_MIXER_IN1_ALPHA + (idx - 1) * 4, ~0,
alpha << 16 | alpha, cmdq_pkt);
+ mtk_mmsys_update_bits(mmsys, MT8195_VDO1_HDR_TOP_CFG, BIT(15 + idx), 0, cmdq_pkt);
mtk_mmsys_update_bits(mmsys, MT8195_VDO1_HDR_TOP_CFG, BIT(19 + idx),
alpha_sel << (19 + idx), cmdq_pkt);
mtk_mmsys_update_bits(mmsys, MT8195_VDO1_MIXER_IN1_PAD + (idx - 1) * 4,
--
2.18.0
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next prev parent reply other threads:[~2023-09-18 8:43 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-18 8:41 [PATCH v2 00/11] Support IGT in display driver Hsiao Chien Sung
2023-09-18 8:41 ` [PATCH v2 01/11] soc: mediatek: Add register definitions for GCE Hsiao Chien Sung
2023-09-18 9:06 ` AngeloGioacchino Del Regno
2023-09-18 8:41 ` [PATCH v2 02/11] soc: mediatek: Support GCE jump to absolute Hsiao Chien Sung
2023-09-18 8:51 ` CK Hu (胡俊光)
2023-09-18 8:41 ` Hsiao Chien Sung [this message]
2023-09-18 9:06 ` [PATCH v2 03/11] soc: mediatek: Disable 9-bit alpha in ETHDR AngeloGioacchino Del Regno
2023-09-18 8:42 ` [PATCH v2 04/11] drm/mediatek: Add OVL compatible name for MT8195 Hsiao Chien Sung
2023-09-18 9:09 ` CK Hu (胡俊光)
2023-09-18 9:21 ` AngeloGioacchino Del Regno
2023-09-18 9:27 ` CK Hu (胡俊光)
2023-10-11 9:38 ` Shawn Sung (宋孝謙)
2023-10-11 11:51 ` AngeloGioacchino Del Regno
2023-10-12 2:18 ` Shawn Sung (宋孝謙)
2023-09-18 8:42 ` [PATCH v2 05/11] drm/mediatek: Adjust DRM mode configs for IGT Hsiao Chien Sung
2023-09-18 9:05 ` CK Hu (胡俊光)
2023-09-18 8:42 ` [PATCH v2 06/11] drm/mediatek: Support alpha blending in display driver Hsiao Chien Sung
2023-09-18 9:25 ` CK Hu (胡俊光)
2023-09-18 8:42 ` [PATCH v2 07/11] drm/mediatek: Support alpha blending in VDOSYS0 Hsiao Chien Sung
2023-09-18 8:42 ` [PATCH v2 08/11] drm/mediatek: Support alpha blending in VDOSYS1 Hsiao Chien Sung
2023-09-18 8:42 ` [PATCH v2 09/11] drm/mediatek: Support CRC in display driver Hsiao Chien Sung
2023-09-18 8:42 ` [PATCH v2 10/11] drm/mediatek: Support CRC in VDOSYS0 Hsiao Chien Sung
2023-09-18 8:42 ` [PATCH v2 11/11] drm/mediatek: Support CRC in VDOSYS1 Hsiao Chien Sung
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